Home / 50,579.62-75,877.64-18,992.16

Finding the Fourth Proportional to 50,579.62, 75,877.64 and 18,992.16

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Solution

The fourth proportional to 50,579.62, 75,877.64 and 18,992.16 is: 28,491.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,579.62 : 75,877.64 = 18,992.16 : x
  2. Step 2: Convert to fraction form
    50,579.62/75,877.64 = 18,992.16/x
  3. Step 3: Cross multiply
    50,579.62x = 75,877.64 × 18,992.16
  4. Step 4: Simplify right side
    50,579.62x = 1,441,080,279.30
  5. Step 5: Solve for x
    x = 1,441,080,279.30/50,579.62
  6. Step 6: Final answer
    x = 28,491.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.